La Belle Dame Sans Merci


La Belle Dame Sans Merci
A painting by John Waterhouse based on the poem of the same name by John Keats.

Robert Graves suggests that the Ballad of Thomas the Rhymer was Keats’ inspiration for writing the poem, see:
The White Goddess (Faber, 1961) p.430

The Wiki text of Keats’poem, together with other suggestions for it source is HERE